JV008 - Java for Web Development

Summary

5 days 

This course is for beginning Java programmers who are familiar with the Java language and basic Web technologies, but are new to JDBC and JavaBeans and need to learn how to develop dynamic Web pages and e-commerce Web sites using Java Servlets, JavaServer Pages, and XML.  Java for Web Development covers the Java topics used most often in the development of Web applications, including multi-threading, JDBC, Servlets, JavaBeans, JavaServer Pages, and XML.

Prerequisites

Students should be familiar with the Java language or have taken course JV002 Java Programming Language and web technologies like HTML.  Familiarity with HTML is also helpful.

Objectives

• Understand the various components in a Java Web application
• Learn how Servlets and JavaServer Pages fit into the JEE Environment
• Understand the Model-View-Controller Design of a Java Web application
• Learn how to install and setup the Tomcat Web server and mySQL database server
• Understand the lifecycle of a Java servlet and JavaServer Page
• Understand the diretory structure of Java Web applications
• Understand the various scopes an object can have in a servlet container
• Learn how to include and forward a request to another Web component
• Learn how to create client session in JSP and servlets
• Understand how JavaBeans are used to create Data Access Objects
• Learn how to access data in a database using JDBC
• Learn how to write effective and useful servlets and JSP pages
• Understand the various elements of a JavaServer Page
• Learn how to create a custom JSP tag library
• Learn how to use the JSP Standard Tag Library
• Understand XML, including its uses, syntax, and advantages
• Learn how to develop Java applications that create and use XML documents
• Introduction to Hibernate
• Securing Web Applications 

Course Outline

Module 1: Introduction to JEE Architecture
  What is J2EE
  J2EE APIs
  Benefits of J2EE

Module 2: Overview of Web Development
  History of Web Development
  Web Development Lifecycle
  The Roles in the Developing Web Applications

Module 3: Introduction to Servlets
  An Overview of Servlets
  Advantages of Servlets
  Lifecycle of a Servlet
  The Servlets API

Module 4 : Advanced Servlets
  HttpServletRequest
  HttpServletResponsce
  Request Parameters
  The Request Dispatcher
  Include and Forward
  Object, Request, Session and Application Scope
  Using Cookies in Servlets
  Session Tracking with Session Object
  Implementing Session Management

Module 5: Accessing Enterprise Services with Servlets
  Overview of JDBC
  Connecting to the Database
  Submitting the SQL statements
  Retrieving and processing data

Module 6: Introduction to JSP
  What is JSP Page
  How JSP Works
  JSP Invocation
  First JSP

Module 7: JSP Tags
  Expression tag
  Scriptlets
  Directives
  Declaration
  Comments
  JSP Actions
  Implicit Objects
What are JavaBeans
  Example of a JavaBean
  JavaBeans in JSP
  Integrating Servlets and JSP
  Model 1
  Model 2 Model-View-Controller (MVC)  architecture

Module 8: Custom Tags

  Overview of Custom Tags
  Create You Own Tags
  The Tag handler Class
  The TLD File
  Deploying JSP with Custom Tags

Module 9: Servlets and JSP Exceptions
  Exceptions
  Macro-Managing Exceptions
  Creating an Error page

Module 10: Servlets and JSP Filters
  Filters
  Creating Basic Filters
  Filter Mapping

Module 11: Expression Language
  Introduction
  EL Values
   Scope Expressions
  The param Expression
  Working with Maps
  Working with Lists
  EL Operations

Module 12: Standard Tag Library
  JSTL
  Expression Language
  Accessing Data
  The Dot Operator
  Accessing Collections
  The Core JSTL Tags

Module 13. XML
What is XML?
The main difference between XML and HTML 
Example
XML in Web Development
Data and Document Structure
Well-Formed XML
Creating the XML File
Writing the Declaration
Adding a Comments
Defining the Root Element
Attributes
Nested Elements
Nested Elements vs. Attributes
XML Validation
XML DTD
External DOCTYPE Declaration
Advantages of XML Schema
XML Namespaces

Module 14: Hibernate
Overview
Hibernate
Architecture Of Hibernate
Code Example
Creating Persistent Java Objects
Mapping Persistent Object
Hibernate Configuration File
Inserting new record
Querying the database
Example
Exercise

Module  15:  Web Security
Overiew
How Web Security Works
Security Definitions
The Four Checks
Filters
FilterToBeanProxy
FilterChainProxy
Configuration
The Filter Chain
AuthenticationProcessingFilter
The HttpSessionContextIntegrationFilter
The ExceptionTranslationFilter
FilterSecurityInterceptor
AuthenticationManager
AccessDecisionManager
AuthenticationEntryPoint
Summary
Example

Appendix:
 Create a Connection to a Database
 Create a Table
 Intro to Servlets
 Servlets Request Parameters
 Simple JSP
 Custom Tags
 Filters
 JSTL